Case T-1060/23: Judgment of the General Court of 4 June 2025 – Delta-Sport Handelskontor v EUIPO – Decathlon (Diving mask) (Community design – Invalidity proceedings – Registered Community design representing a diving mask – Grounds for invalidity – Characteristics of the appearance of a product dictated exclusively by its technical function – Article 8(1) of Regulation (EC) No 6/2002 – No individual character – Article 4(1) and Article 6(1)(b) of Regulation No 6/2002)